Sharon Briansky - 27 Feb 2026 Form 4 Insider Report for ALLEGRO MICROSYSTEMS, INC. (ALGM)

Role
SVP, GC and Secretary
Signature
/s/ Raymond Myer, Attorney-in-Fact for Sharon Briansky
Issuer symbol
ALGM
Transactions as of
27 Feb 2026
Net transactions value
-$672,577
Form type
4
Filing time
03 Mar 2026, 16:15:11 UTC
Previous filing
18 Feb 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Briansky Sharon SVP, GC and Secretary 955 PERIMETER ROAD, MANCHESTER /s/ Raymond Myer, Attorney-in-Fact for Sharon Briansky 03 Mar 2026 0001897651

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ALGM Common Stock Tax liability $332,132 -9,107 -8.8% $36.47 93,907 27 Feb 2026 Direct F1
transaction ALGM Common Stock Sale $340,445 -9,727 -10% $35.00 84,180 02 Mar 2026 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents shares withheld to cover taxes due upon the vesting of restricted stock units that were previously granted by the Issuer.
F2 The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025. Details regarding the Reporting Person's trading plan were reported in Part II, Item 5 of the Issuer's Quarterly Report on Form 10-Q for the period ending September 26, 2025, filed with the SEC on October 31, 2025.